Re: [PATCH] fuse: annotate potential data-race in num_background

[Miklos Szeredi]

On Thu, 9 May 2024 at 14:57, Breno Leitao <leitao@xxxxxxxxxx> wrote:

> Annotated the reader with READ_ONCE() and the writer with WRITE_ONCE()
> to avoid such complaint from KCSAN.

I'm not sure the write side part is really needed, since the lock is
properly protecting against concurrent readers/writers within the
locked region.

Does KCSAN still complain if you just add the READ_ONCE() to fuse_readahead()?

Thanks,
Miklos